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fix multiple levels of synclo forward references (issue #399)

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Alex Shinn 2017-04-03 15:48:57 +09:00
parent 63688d79b6
commit c3713540d0
1 changed files with 1 additions and 2 deletions
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3
eval.c
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@ -152,8 +152,7 @@ sexp sexp_env_cell_define (sexp ctx, sexp env, sexp key,
return ls;
} else if (sexp_cdr(ls) == SEXP_UNDEF &&
sexp_synclop(sexp_car(ls)) &&
sexp_synclo_env(sexp_car(ls)) == env &&
sexp_synclo_expr(sexp_car(ls)) == key) {
sexp_identifier_eq(ctx, env, key, sexp_synclo_env(sexp_car(ls)), sexp_synclo_expr(sexp_car(ls)))) {
/* handle an undefined renamed reference that would have */
/* resolved to this binding, renamed to what we define here */
sexp_car(ls) = key;